|
| US5084944 | 1 Feb 1991 | 4 Feb 1992 | Budd R. Brothers | Universal material clip |
| US5774949 | 27 Ago 1997 | 7 Jul 1998 | Eaton Corporation | Trim clip |
| US6835037 | 5 Dic 2003 | 28 Dic 2004 | E. Vasiliou Revocable Trust | Spring fastener having multifunctional barbs of various lengths |
| US6848874 | 1 Ago 2002 | 1 Feb 2005 | | Spring fastener having multifunctional barbs |
| US6899498 | 5 Dic 2003 | 31 May 2005 | E. Vassiliou Rev. Trust | Spring fastener having multifunctional barbs originating at the lower side of the head |
| US7572089 | 3 Sep 2004 | 11 Ago 2009 | Termax Corporation | Spring fastener having stabilizing barbs |
